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N0 Modem J'. D. BAILLIE.

. LIFTING JACK. No. 310,973. Patented Jan. 20,85`

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.IOHI\.T D. BAILLIE, OF MOGADORE, OHIO, ASSIGNOR OF ONE-HALFv TO JOHNV It. MUSSON, OF SAME PLACE.

LlFTlNG-JACK.

SPECIFICATION forming part of Letters Patent No. 310,973, dated January 20, 1885.

Application filed October G, 1854. (No model.) I

To all 1r/hom; it may concern: raised from the position seen in Fig. 1 to that Be it known that I, J oHN D. BAILLIE, of in Fig. 2. This arrangement ofthe saidparts Mogadore, in Portage county, and State of admits of the support being raised and low- Ohio, have invented a certain Improved Liftered to various heights, as thenature and p0- 5 ingJack, which may be employed in raising sition of the load to be raised may need. The 55 and lifting loads, carriages, railway-rails, ties, location of the collar G on the tubular stand` fences, logs, &c., of' which the following is a ard determines the height, more or less, to specification. which the support D may be raised, as cir- The nature of said invention consists of a' cumstances may require. In casethething or 1o tubular standard attached to a base for supvload to be raised'is above the reach of the sup- 6o porting it. In the standard is a movable shaft port D, then the section Dis employed, andthe connected at the upper end with a holdingload being upon this section the raising of itis brace, to which is pivotedalever. Thislever then done in the saine way as when upon the is also jointed to connecting rods or links, support D. 15 which are hinged at the lower ends t0 an ad- By the adj ustability of the double supports 65 justable yoke or collar on the standard. There the lifting-j ack may readily be adapted t0 Va- 1s also an auxiliary attachment to the lifting riousheights ofcarriage-axles and other things jack for the purpose of raising logs, blocks of required to be raised without changing the postone, fences, and other bodies lying upon or sition of the collar on the standard. In some 2o in close relation to the ground. cases it may be necessary to adjust the collar 7o For a more full and complete description of G in relation with the support D', to obtain the said invention, reference will be had to su'liicient height for thc purpose desired. the following specification, and tothe annexed It is often required to raise sections of farm drawings, making part of the same, in which and other fences and posts to be in line or` 25 Figure l is a side View of thelifting-jacl,lo\v Otherwise. For this purpose I attach an auX- 7 ered partially down. Fig. 2 represents itpariliary link to the supports D or D', (indicated tially raised. by the dotted lines in Fig. 2.) Thelower end Like letters denote like parts in the drawof this removable link is provided with ahook, ings. to be entered under the object to be raised by 3o In the views, Arcpresents the base, and B the same action, as before described. Vhen 8o the tubular standard connected therewith. In the load or thing is raised and thc lever moved said standard is a shaft, O, arranged to slide down, as seen in Fig. 2, the joint b is then inwithin it. To the top ofthe shalt is securely side of the joint a., which locks or holds the attached the holder or brace D, which is projack in the raised position indicated in Fig. 2,

3 5 vided with an extension, D', and forming part and the load,being upon the supportsDor D', S5 oi' the holder D, for a purpose hereinafter de-V willtend to forcethe jointb nearer the standard scribed. The lever E is pivoted at a. to the C, but is arrested from contact with it by the holder D, and on each side of the lever is shoulders c, Fig. 2, of theleverbearing onthe jointed at Z) a link, F, Fig. l. The lower under side of the support D. The gravity of 4o ends oi' these links are hinged at c to the stem the load on the supports prevents the joint 9o ol the adjustable supporting-collar G, which from moving outside ofthe line of joints a c, collar is providedwith a thumb or set screw, thus locking the jack by the load upon it. I-I, or the equivalent thereof. This collar G The unlocking or lowering of the load is readis adjustable on the tubular standard B,which ily done by raising the lever.

4 5 admits of its being raised or lowered, and se- This lifting-j ack is preferably made of iron g. curedin position by means of the thumb-screw. or steel, though certain parts maybe of wood, By lowering the collar G to the line d, Fig. 1, and the links F F may be in one piece. the support D will then rest upon the top of I am aware that a tubular standard with a the standard. On turning the lever down to movable standard therein, operated by means 5o the position seen in Fig. 2 the support D is i of levers, has been known and used, which I roo upper end of which terminates in an angular Supporting brace or arni, to which is pivoted the minor end of a lever havingits fuleruni in the upper ends of avibratory pair of links, betweenrwhieh thelever i s pivoted, and thelower ends 0f the links pivoted t0 ayoke or collar adjustably attached to the tubular standard by a setserew,for the purpose of raising and lowering,` the shaft in the standard to adjust the iinplement to the object to be raised by means of the said lever as the major arni 0f which is forced downward, substantially as herein shown and described.

In testilnonv whereoflafx 1n f sionature in 2o u l D presence of two witnesses.

JOHN l). BAILLIE.

Vitnesses:

J. V. VELSH, l. S. l'mmsmicui. 

